Strainer tub



FIG. 1 is a top, side and front perspective view showing my new design;

FIG. 2 is a bottom, side and rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevation view, the rear elevation being identical thereto;

FIG. 6 is a right side elevation view, the left side being identical thereto;

FIG. 7 is a cross-sectional view along line 7-7 of FIG. 4; and,

FIG. 8 is a cross-sectional view along line 8-8 of FIG. 4. 

CLAIM The ornamental design for a strainer tub, as shown and described. 